Brown University

Parasitic DNA proliferates in aging tissues

The genomes of organisms from humans to corn are replete with "parasitic" strands of DNA that, when not suppressed, copy themselves and spread throughout the genome, potentially affecting health. Earlier ...

Dec 20, 2013
popularity 4.9 / 5 (8) | comments 0 | with audio podcast

DNA markers in low-IQ autism suggest heredity

Researchers are striving to understand the different genetic structures that underlie at least a subset of autism spectrum disorders. In cases where the genetic code is in error, did that happen anew in the patient, perhaps ...

Jul 03, 2013
popularity 4.6 / 5 (7) | comments 0 | with audio podcast

How sleep helps brain learn motor task

You take your piano lesson, you go to sleep and when you wake up your fingers are better able to play that beautiful sequence of notes. How does sleep make that difference? A new study helps to explain what ...

Aug 20, 2013
popularity 4.3 / 5 (6) | comments 2 | with audio podcast

At arm's length: The plasticity of depth judgment

(Medical Xpress)—People have a distance at which they are best able to judge depth. That distance, it turns out, is dictated by how long people understand their arms to be. Researchers showed this in the ...

Jan 17, 2014
popularity 4.8 / 5 (4) | comments 0 | with audio podcast

Obesity in Samoa: A global harbinger?

The South Pacific archipelago of Samoa and American Samoa harbors a global health mystery that may seem both remote and extreme but could foretell trends in obesity and related conditions across much of the ...

Feb 16, 2014
popularity 4.5 / 5 (4) | comments 0

When nerve meets muscle, biglycan seals the deal

A protein that has shown early promise in preventing the loss of muscle function in mouse models of Duchenne muscular dystrophy, has been found in a new study to be a key player in the process of joining nerves ...

Feb 14, 2012
popularity 5 / 5 (3) | comments 1 | with audio podcast